The plugin supports a hologram to display the name of the dead player and the expiration time. You can configure the following properties in the configuration file (plugins/DeathChest/config.yml):
hologram:
enabled: true # Set this value to false to disable the hologram
height: 2.3 # Set the height of the hologram above the chest
# Support for ${player_name}: Name
# ${player_displayname}: Displayname
# ${duration}: Time left
lines:
- '&7&lR.I.P'
- '${player_name}'
- '&3-&6-&3-&6-&3-&6-&3-'
- '${duration}'